<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html">
	<meta charset="utf-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=edge" />
	<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
	<title></title>
</head>
<body erke-hide>
</body>
<script>
/**
 * @param {string} s
 * @return {number}
 */
var firstUniqChar = function(s) {
	var arr=s.split('');
	for(var i=0;i<arr.length;i++){
		var str=s.replace(arr[i],'');
		if(str.indexOf(arr[i])<0){
			console.log(i);
			return i;
		}
	};
	console.log(-1);
	return -1;
};
var res=new firstUniqChar("leetcode");
</script>
</html>